2 years ago

Please help!! I'm not sure what they want me to answer

1 answer:

7 0

A HEV has an engine that uses electric power as well as gasoline to move. When using the electric motor, there are no CO2 emission from the car. So the overall emission should be lower on a HEV than on a purely gasoline car, since you can choose to only use electric power.

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Which of the following shows an unsaturated fatty acid?

astra-53 [7]

Answer: Option (c) is the correct answer.

Explanation:

A long hydrocarbon chain that consists a terminal carboxylic group is known as a fatty acid.

An unsaturated fatty acid consists a double bond within the fatty acid chain. If a fatty acid contains more than one double bond then it is known as polyunsaturated fatty acid.

For example, oelic acid has chemical formula $C_{18}H_{34}O_{2}$ is an unsaturated fatty acid.

Therefore, we can conclude that option (c) represents an unsaturated fatty acid.

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Answer:

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It will increase the amount of mosquitoes which will shift the ecosystem this will give many predators more to food to reproduce which will lead to a shortage of flying insects. hope this helps

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